зеркало из https://github.com/mozilla/gecko-dev.git
118 строки
3.0 KiB
C++
118 строки
3.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 et tw=78: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/TextTrack.h"
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#include "mozilla/dom/TextTrackBinding.h"
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#include "mozilla/dom/TextTrackCueList.h"
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#include "mozilla/dom/TextTrackRegion.h"
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#include "mozilla/dom/TextTrackRegionList.h"
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namespace mozilla {
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namespace dom {
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NS_IMPL_CYCLE_COLLECTION_INHERITED_4(TextTrack,
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nsDOMEventTargetHelper,
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mParent,
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mCueList,
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mActiveCueList,
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mRegionList)
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NS_IMPL_ADDREF_INHERITED(TextTrack, nsDOMEventTargetHelper)
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NS_IMPL_RELEASE_INHERITED(TextTrack, nsDOMEventTargetHelper)
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(TextTrack)
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NS_INTERFACE_MAP_END_INHERITING(nsDOMEventTargetHelper)
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TextTrack::TextTrack(nsISupports* aParent,
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TextTrackKind aKind,
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const nsAString& aLabel,
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const nsAString& aLanguage)
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: mParent(aParent)
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, mKind(aKind)
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, mLabel(aLabel)
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, mLanguage(aLanguage)
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, mMode(TextTrackMode::Hidden)
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, mCueList(new TextTrackCueList(aParent))
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, mActiveCueList(new TextTrackCueList(aParent))
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, mRegionList(new TextTrackRegionList(aParent))
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{
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SetIsDOMBinding();
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}
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TextTrack::TextTrack(nsISupports* aParent)
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: mParent(aParent)
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, mKind(TextTrackKind::Subtitles)
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, mMode(TextTrackMode::Disabled)
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, mCueList(new TextTrackCueList(aParent))
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, mActiveCueList(new TextTrackCueList(aParent))
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, mRegionList(new TextTrackRegionList(aParent))
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{
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SetIsDOMBinding();
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}
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void
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TextTrack::Update(double aTime)
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{
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mCueList->Update(aTime);
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}
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JSObject*
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TextTrack::WrapObject(JSContext* aCx, JS::Handle<JSObject*> aScope)
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{
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return TextTrackBinding::Wrap(aCx, aScope, this);
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}
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void
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TextTrack::SetMode(TextTrackMode aValue)
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{
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mMode = aValue;
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}
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void
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TextTrack::AddCue(TextTrackCue& aCue)
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{
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//XXX: If cue exists, remove. Bug 867823.
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mCueList->AddCue(aCue);
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}
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void
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TextTrack::RemoveCue(TextTrackCue& aCue)
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{
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//XXX: If cue does not exists throw NotFoundError. Bug 867823.
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mCueList->RemoveCue(aCue);
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}
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void
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TextTrack::CueChanged(TextTrackCue& aCue)
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{
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//XXX: Implement Cue changed. Bug 867823.
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}
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void
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TextTrack::AddRegion(TextTrackRegion& aRegion)
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{
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TextTrackRegion* region = mRegionList->GetRegionById(aRegion.Id());
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if (!region) {
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mRegionList->AddTextTrackRegion(&aRegion);
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return;
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}
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region->CopyValues(aRegion);
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}
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void
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TextTrack::RemoveRegion(const TextTrackRegion& aRegion, ErrorResult& aRv)
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{
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if (!mRegionList->GetRegionById(aRegion.Id())) {
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aRv.Throw(NS_ERROR_DOM_NOT_FOUND_ERR);
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return;
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}
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mRegionList->RemoveTextTrackRegion(aRegion);
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}
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} // namespace dom
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} // namespace mozilla
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